<div id="updatepwd">
	<div>
		<h3>修改密码</h3>
		<ul>
			<li><span>修改密码:</span><input maxlength="8" type="text" id="pwd" placeholder="请输入以字母开头的8位数密码"></li>
			<li id="yz" class="active">*密码格式不正确*</li>
			<button id="btn">提交</button>
		</ul>
	</div>

</div>
</div>